Merge remote-tracking branch 'qatar/master'

* qatar/master:
  lavfi: do not export the filters from shared objects

Conflicts:
	libavfilter/af_amix.c
	libavfilter/af_anull.c
	libavfilter/asrc_anullsrc.c
	libavfilter/f_select.c
	libavfilter/f_settb.c
	libavfilter/split.c
	libavfilter/src_movie.c
	libavfilter/vf_aspect.c
	libavfilter/vf_blackframe.c
	libavfilter/vf_colorbalance.c
	libavfilter/vf_copy.c
	libavfilter/vf_crop.c
	libavfilter/vf_cropdetect.c
	libavfilter/vf_drawbox.c
	libavfilter/vf_format.c
	libavfilter/vf_framestep.c
	libavfilter/vf_frei0r.c
	libavfilter/vf_hflip.c
	libavfilter/vf_libopencv.c
	libavfilter/vf_lut.c
	libavfilter/vf_null.c
	libavfilter/vf_overlay.c
	libavfilter/vf_scale.c
	libavfilter/vf_transpose.c
	libavfilter/vf_unsharp.c
	libavfilter/vf_vflip.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavfilter/af_aconvert.c

@@ -183,7 +183,7 @@ static const AVFilterPad aconvert_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_aconvert = {
+AVFilter ff_af_aconvert = {
     .name          = "aconvert",
     .description   = NULL_IF_CONFIG_SMALL("Convert the input audio to sample_fmt:channel_layout."),
     .priv_size     = sizeof(AConvertContext),

libavfilter/af_adelay.c

@@ -270,7 +270,7 @@ static const AVFilterPad adelay_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_adelay = {
+AVFilter ff_af_adelay = {
     .name          = "adelay",
     .description   = NULL_IF_CONFIG_SMALL("Delay one or more audio channels."),
     .query_formats = query_formats,

libavfilter/af_aecho.c

@@ -346,7 +346,7 @@ static const AVFilterPad aecho_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_aecho = {
+AVFilter ff_af_aecho = {
     .name          = "aecho",
     .description   = NULL_IF_CONFIG_SMALL("Add echoing to the audio."),
     .query_formats = query_formats,

libavfilter/af_afade.c

@@ -287,7 +287,7 @@ static const AVFilterPad avfilter_af_afade_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_afade = {
+AVFilter ff_af_afade = {
     .name          = "afade",
     .description   = NULL_IF_CONFIG_SMALL("Fade in/out input audio."),
     .query_formats = query_formats,

libavfilter/af_aformat.c

@@ -135,7 +135,7 @@ static const AVFilterPad avfilter_af_aformat_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_aformat = {
+AVFilter ff_af_aformat = {
     .name          = "aformat",
     .description   = NULL_IF_CONFIG_SMALL("Convert the input audio to one of the specified formats."),
     .init          = init,

libavfilter/af_amerge.c

@@ -335,7 +335,7 @@ static const AVFilterPad amerge_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_amerge = {
+AVFilter ff_af_amerge = {
     .name          = "amerge",
     .description   = NULL_IF_CONFIG_SMALL("Merge two or more audio streams into "
                                           "a single multi-channel stream."),

libavfilter/af_amix.c

@@ -546,7 +546,7 @@ static const AVFilterPad avfilter_af_amix_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_amix = {
+AVFilter ff_af_amix = {
     .name           = "amix",
     .description    = NULL_IF_CONFIG_SMALL("Audio mixing."),
     .priv_size      = sizeof(MixContext),

libavfilter/af_anull.c

@@ -43,7 +43,7 @@ static const AVFilterPad avfilter_af_anull_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_anull = {
+AVFilter ff_af_anull = {
     .name          = "anull",
     .description   = NULL_IF_CONFIG_SMALL("Pass the source unchanged to the output."),
     .query_formats = ff_query_formats_all,

libavfilter/af_apad.c

@@ -144,7 +144,7 @@ static const AVFilterPad apad_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_apad = {
+AVFilter ff_af_apad = {
     .name          = "apad",
     .description   = NULL_IF_CONFIG_SMALL("Pad audio with silence."),
     .init          = init,

libavfilter/af_aphaser.c

@@ -345,7 +345,7 @@ static const AVFilterPad aphaser_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_aphaser = {
+AVFilter ff_af_aphaser = {
     .name          = "aphaser",
     .description   = NULL_IF_CONFIG_SMALL("Add a phasing effect to the audio."),
     .query_formats = query_formats,

libavfilter/af_aresample.c

@@ -296,7 +296,7 @@ static const AVFilterPad aresample_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_aresample = {
+AVFilter ff_af_aresample = {
     .name          = "aresample",
     .description   = NULL_IF_CONFIG_SMALL("Resample audio data."),
     .init_dict     = init_dict,

libavfilter/af_asetnsamples.c

@@ -184,7 +184,7 @@ static const AVFilterPad asetnsamples_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_asetnsamples = {
+AVFilter ff_af_asetnsamples = {
     .name        = "asetnsamples",
     .description = NULL_IF_CONFIG_SMALL("Set the number of samples for each output audio frames."),
     .priv_size   = sizeof(ASNSContext),

libavfilter/af_asetrate.c

@@ -107,7 +107,7 @@ static const AVFilterPad asetrate_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_asetrate = {
+AVFilter ff_af_asetrate = {
     .name          = "asetrate",
     .description   = NULL_IF_CONFIG_SMALL("Change the sample rate without "
                                           "altering the data."),

libavfilter/af_ashowinfo.c

@@ -116,7 +116,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_ashowinfo = {
+AVFilter ff_af_ashowinfo = {
     .name        = "ashowinfo",
     .description = NULL_IF_CONFIG_SMALL("Show textual information for each audio frame."),
     .priv_size   = sizeof(AShowInfoContext),

libavfilter/af_astats.c

@@ -262,7 +262,7 @@ static const AVFilterPad astats_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_astats = {
+AVFilter ff_af_astats = {
     .name          = "astats",
     .description   = NULL_IF_CONFIG_SMALL("Show time domain statistics about audio frames."),
     .query_formats = query_formats,

libavfilter/af_astreamsync.c

@@ -226,7 +226,7 @@ static const AVFilterPad astreamsync_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_astreamsync = {
+AVFilter ff_af_astreamsync = {
     .name          = "astreamsync",
     .description   = NULL_IF_CONFIG_SMALL("Copy two streams of audio data "
                                           "in a configurable order."),

libavfilter/af_asyncts.c

@@ -309,7 +309,7 @@ static const AVFilterPad avfilter_af_asyncts_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_asyncts = {
+AVFilter ff_af_asyncts = {
     .name        = "asyncts",
     .description = NULL_IF_CONFIG_SMALL("Sync audio data to timestamps"),
     .init        = init,

libavfilter/af_atempo.c

@@ -1182,7 +1182,7 @@ static const AVFilterPad atempo_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_atempo = {
+AVFilter ff_af_atempo = {
     .name            = "atempo",
     .description     = NULL_IF_CONFIG_SMALL("Adjust audio tempo."),
     .init            = init,

libavfilter/af_biquads.c

@@ -454,7 +454,7 @@ static av_cold int name_##_init(AVFilterContext *ctx) \
     return init(ctx);                                             \
 }                                                                       \
                                                          \
-AVFilter avfilter_af_##name_ = {                         \
+AVFilter ff_af_##name_ = {                         \
     .name          = #name_,                             \
     .description   = NULL_IF_CONFIG_SMALL(description_), \
     .priv_size     = sizeof(BiquadsContext),             \

libavfilter/af_channelmap.c

@@ -397,7 +397,7 @@ static const AVFilterPad avfilter_af_channelmap_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_channelmap = {
+AVFilter ff_af_channelmap = {
     .name          = "channelmap",
     .description   = NULL_IF_CONFIG_SMALL("Remap audio channels."),
     .init          = channelmap_init,

libavfilter/af_channelsplit.c

@@ -136,7 +136,7 @@ static const AVFilterPad avfilter_af_channelsplit_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_channelsplit = {
+AVFilter ff_af_channelsplit = {
     .name           = "channelsplit",
     .description    = NULL_IF_CONFIG_SMALL("Split audio into per-channel streams."),
     .priv_size      = sizeof(ChannelSplitContext),

libavfilter/af_compand.c

@@ -505,7 +505,7 @@ static const AVFilterPad compand_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_compand = {
+AVFilter ff_af_compand = {
     .name          = "compand",
     .description   = NULL_IF_CONFIG_SMALL("Compress or expand audio dynamic range."),
     .query_formats = query_formats,

libavfilter/af_earwax.c

@@ -162,7 +162,7 @@ static const AVFilterPad earwax_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_earwax = {
+AVFilter ff_af_earwax = {
     .name           = "earwax",
     .description    = NULL_IF_CONFIG_SMALL("Widen the stereo image."),
     .query_formats  = query_formats,

libavfilter/af_join.c

@@ -501,7 +501,7 @@ static const AVFilterPad avfilter_af_join_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_join = {
+AVFilter ff_af_join = {
     .name           = "join",
     .description    = NULL_IF_CONFIG_SMALL("Join multiple audio streams into "
                                            "multi-channel output."),

libavfilter/af_ladspa.c

@@ -688,7 +688,7 @@ static const AVFilterPad ladspa_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_ladspa = {
+AVFilter ff_af_ladspa = {
     .name          = "ladspa",
     .description   = NULL_IF_CONFIG_SMALL("Apply LADSPA effect."),
     .priv_size     = sizeof(LADSPAContext),

libavfilter/af_pan.c

@@ -409,7 +409,7 @@ static const AVFilterPad pan_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_pan = {
+AVFilter ff_af_pan = {
     .name          = "pan",
     .description   = NULL_IF_CONFIG_SMALL("Remix channels with coefficients (panning)."),
     .priv_size     = sizeof(PanContext),

libavfilter/af_replaygain.c

@@ -602,7 +602,7 @@ static const AVFilterPad replaygain_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_replaygain = {
+AVFilter ff_af_replaygain = {
     .name          = "replaygain",
     .description   = NULL_IF_CONFIG_SMALL("ReplayGain scanner."),
     .query_formats = query_formats,

libavfilter/af_resample.c

@@ -314,7 +314,7 @@ static const AVFilterPad avfilter_af_resample_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_resample = {
+AVFilter ff_af_resample = {
     .name          = "resample",
     .description   = NULL_IF_CONFIG_SMALL("Audio resampling and conversion."),
     .priv_size     = sizeof(ResampleContext),

libavfilter/af_silencedetect.c

@@ -201,7 +201,7 @@ static const AVFilterPad silencedetect_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_silencedetect = {
+AVFilter ff_af_silencedetect = {
     .name          = "silencedetect",
     .description   = NULL_IF_CONFIG_SMALL("Detect silence."),
     .priv_size     = sizeof(SilenceDetectContext),

libavfilter/af_volume.c

@@ -287,7 +287,7 @@ static const AVFilterPad avfilter_af_volume_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_volume = {
+AVFilter ff_af_volume = {
     .name           = "volume",
     .description    = NULL_IF_CONFIG_SMALL("Change input volume."),
     .query_formats  = query_formats,

libavfilter/af_volumedetect.c

@@ -148,7 +148,7 @@ static const AVFilterPad volumedetect_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_volumedetect = {
+AVFilter ff_af_volumedetect = {
     .name          = "volumedetect",
     .description   = NULL_IF_CONFIG_SMALL("Detect audio volume."),
     .priv_size     = sizeof(VolDetectContext),

libavfilter/allfilters.c

@@ -26,15 +26,15 @@
 
 #define REGISTER_FILTER(X, x, y)                                        \
     {                                                                   \
-        extern AVFilter avfilter_##y##_##x;                             \
+        extern AVFilter ff_##y##_##x;                                   \
         if (CONFIG_##X##_FILTER)                                        \
-            avfilter_register(&avfilter_##y##_##x);                     \
+            avfilter_register(&ff_##y##_##x);                           \
     }
 
 #define REGISTER_FILTER_UNCONDITIONAL(x)                                \
     {                                                                   \
-        extern AVFilter avfilter_##x;                                   \
-        avfilter_register(&avfilter_##x);                               \
+        extern AVFilter ff_##x;                                         \
+        avfilter_register(&ff_##x);                                     \
     }
 
 void avfilter_register_all(void)

libavfilter/asink_anullsink.c

@@ -37,7 +37,7 @@ static const AVFilterPad avfilter_asink_anullsink_inputs[] = {
     { NULL },
 };
 
-AVFilter avfilter_asink_anullsink = {
+AVFilter ff_asink_anullsink = {
     .name        = "anullsink",
     .description = NULL_IF_CONFIG_SMALL("Do absolutely nothing with the input audio."),
 

libavfilter/asrc_aevalsrc.c

@@ -229,7 +229,7 @@ static const AVFilterPad aevalsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_asrc_aevalsrc = {
+AVFilter ff_asrc_aevalsrc = {
     .name          = "aevalsrc",
     .description   = NULL_IF_CONFIG_SMALL("Generate an audio signal generated by an expression."),
     .query_formats = query_formats,

libavfilter/asrc_anullsrc.c

@@ -134,7 +134,7 @@ static const AVFilterPad avfilter_asrc_anullsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_asrc_anullsrc = {
+AVFilter ff_asrc_anullsrc = {
     .name          = "anullsrc",
     .description   = NULL_IF_CONFIG_SMALL("Null audio source, return empty audio frames."),
     .init          = init,

libavfilter/asrc_flite.c

@@ -270,7 +270,7 @@ static const AVFilterPad flite_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_asrc_flite = {
+AVFilter ff_asrc_flite = {
     .name          = "flite",
     .description   = NULL_IF_CONFIG_SMALL("Synthesize voice from text using libflite."),
     .query_formats = query_formats,

libavfilter/asrc_sine.c

@@ -210,7 +210,7 @@ static const AVFilterPad sine_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_asrc_sine = {
+AVFilter ff_asrc_sine = {
     .name          = "sine",
     .description   = NULL_IF_CONFIG_SMALL("Generate sine wave audio signal."),
     .query_formats = query_formats,

libavfilter/avf_avectorscope.c

@@ -261,7 +261,7 @@ static const AVFilterPad audiovectorscope_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_avf_avectorscope = {
+AVFilter ff_avf_avectorscope = {
     .name          = "avectorscope",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to vectorscope video output."),
     .uninit        = uninit,

libavfilter/avf_concat.c

@@ -412,7 +412,7 @@ static av_cold void uninit(AVFilterContext *ctx)
     av_free(cat->in);
 }
 
-AVFilter avfilter_avf_concat = {
+AVFilter ff_avf_concat = {
     .name          = "concat",
     .description   = NULL_IF_CONFIG_SMALL("Concatenate audio and video streams."),
     .init          = init,

libavfilter/avf_showspectrum.c

@@ -490,7 +490,7 @@ static const AVFilterPad showspectrum_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_avf_showspectrum = {
+AVFilter ff_avf_showspectrum = {
     .name          = "showspectrum",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to a spectrum video output."),
     .uninit        = uninit,

libavfilter/avf_showwaves.c

@@ -244,7 +244,7 @@ static const AVFilterPad showwaves_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_avf_showwaves = {
+AVFilter ff_avf_showwaves = {
     .name          = "showwaves",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to a video output."),
     .uninit        = uninit,

libavfilter/buffersink.c

@@ -529,7 +529,7 @@ static const AVFilterPad ffbuffersink_inputs[] = {
     { NULL },
 };
 
-AVFilter avfilter_vsink_ffbuffersink = {
+AVFilter ff_vsink_ffbuffersink = {
     .name      = "ffbuffersink",
     .description = NULL_IF_CONFIG_SMALL("Buffer video frames, and make them available to the end of the filter graph."),
     .priv_size = sizeof(BufferSinkContext),
@@ -551,7 +551,7 @@ static const AVFilterPad ffabuffersink_inputs[] = {
     { NULL },
 };
 
-AVFilter avfilter_asink_ffabuffersink = {
+AVFilter ff_asink_ffabuffersink = {
     .name      = "ffabuffersink",
     .description = NULL_IF_CONFIG_SMALL("Buffer audio frames, and make them available to the end of the filter graph."),
     .init_opaque = asink_init,
@@ -573,7 +573,7 @@ static const AVFilterPad avfilter_vsink_buffer_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vsink_buffer = {
+AVFilter ff_vsink_buffer = {
     .name        = "buffersink",
     .description = NULL_IF_CONFIG_SMALL("Buffer video frames, and make them available to the end of the filter graph."),
     .priv_size   = sizeof(BufferSinkContext),
@@ -595,7 +595,7 @@ static const AVFilterPad avfilter_asink_abuffer_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_asink_abuffer = {
+AVFilter ff_asink_abuffer = {
     .name        = "abuffersink",
     .description = NULL_IF_CONFIG_SMALL("Buffer audio frames, and make them available to the end of the filter graph."),
     .priv_class  = &abuffersink_class,

libavfilter/buffersrc.c

@@ -511,7 +511,7 @@ static const AVFilterPad avfilter_vsrc_buffer_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vsrc_buffer = {
+AVFilter ff_vsrc_buffer = {
     .name      = "buffer",
     .description = NULL_IF_CONFIG_SMALL("Buffer video frames, and make them accessible to the filterchain."),
     .priv_size = sizeof(BufferSourceContext),
@@ -536,7 +536,7 @@ static const AVFilterPad avfilter_asrc_abuffer_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_asrc_abuffer = {
+AVFilter ff_asrc_abuffer = {
     .name          = "abuffer",
     .description   = NULL_IF_CONFIG_SMALL("Buffer audio frames, and make them accessible to the filterchain."),
     .priv_size     = sizeof(BufferSourceContext),

libavfilter/f_ebur128.c

@@ -785,7 +785,7 @@ static const AVFilterPad ebur128_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_ebur128 = {
+AVFilter ff_af_ebur128 = {
     .name          = "ebur128",
     .description   = NULL_IF_CONFIG_SMALL("EBU R128 scanner."),
     .priv_size     = sizeof(EBUR128Context),

libavfilter/f_interleave.c

@@ -217,7 +217,7 @@ static const AVFilterPad interleave_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_interleave = {
+AVFilter ff_vf_interleave = {
     .name        = "interleave",
     .description = NULL_IF_CONFIG_SMALL("Temporally interleave video inputs."),
     .priv_size   = sizeof(InterleaveContext),
@@ -245,7 +245,7 @@ static const AVFilterPad ainterleave_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_ainterleave = {
+AVFilter ff_af_ainterleave = {
     .name        = "ainterleave",
     .description = NULL_IF_CONFIG_SMALL("Temporally interleave audio inputs."),
     .priv_size   = sizeof(InterleaveContext),

libavfilter/f_perms.c

@@ -133,7 +133,7 @@ static const AVFilterPad aperms_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_aperms = {
+AVFilter ff_af_aperms = {
     .name        = "aperms",
     .description = NULL_IF_CONFIG_SMALL("Set permissions for the output audio frame."),
     .init        = init,
@@ -166,7 +166,7 @@ static const AVFilterPad perms_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_perms = {
+AVFilter ff_vf_perms = {
     .name        = "perms",
     .description = NULL_IF_CONFIG_SMALL("Set permissions for the output video frame."),
     .init        = init,

libavfilter/f_select.c

@@ -476,7 +476,7 @@ static const AVFilterPad avfilter_af_aselect_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_aselect = {
+AVFilter ff_af_aselect = {
     .name        = "aselect",
     .description = NULL_IF_CONFIG_SMALL("Select audio frames to pass in output."),
     .init        = aselect_init,
@@ -519,7 +519,7 @@ static const AVFilterPad avfilter_vf_select_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_select = {
+AVFilter ff_vf_select = {
     .name          = "select",
     .description   = NULL_IF_CONFIG_SMALL("Select video frames to pass in output."),
     .init          = select_init,

libavfilter/f_sendcmd.c

@@ -527,7 +527,7 @@ static const AVFilterPad sendcmd_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_sendcmd = {
+AVFilter ff_vf_sendcmd = {
     .name        = "sendcmd",
     .description = NULL_IF_CONFIG_SMALL("Send commands to filters."),
     .init        = init,
@@ -562,7 +562,7 @@ static const AVFilterPad asendcmd_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_asendcmd = {
+AVFilter ff_af_asendcmd = {
     .name        = "asendcmd",
     .description = NULL_IF_CONFIG_SMALL("Send commands to filters."),
     .init        = init,

libavfilter/f_settb.c

@@ -143,7 +143,7 @@ static const AVFilterPad avfilter_vf_settb_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_settb = {
+AVFilter ff_vf_settb = {
     .name        = "settb",
     .description = NULL_IF_CONFIG_SMALL("Set timebase for the video output link."),
     .priv_size   = sizeof(SetTBContext),
@@ -176,7 +176,7 @@ static const AVFilterPad avfilter_af_asettb_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_asettb = {
+AVFilter ff_af_asettb = {
     .name        = "asettb",
     .description = NULL_IF_CONFIG_SMALL("Set timebase for the audio output link."),
     .priv_size   = sizeof(SetTBContext),

libavfilter/f_zmq.c

@@ -226,7 +226,7 @@ static const AVFilterPad zmq_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_zmq = {
+AVFilter ff_vf_zmq = {
     .name        = "zmq",
     .description = NULL_IF_CONFIG_SMALL("Receive commands through ZMQ and broker them to filters."),
     .init        = init,
@@ -261,7 +261,7 @@ static const AVFilterPad azmq_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_azmq = {
+AVFilter ff_af_azmq = {
     .name        = "azmq",
     .description = NULL_IF_CONFIG_SMALL("Receive commands through ZMQ and broker them to filters."),
     .init        = init,

libavfilter/fifo.c

@@ -268,7 +268,7 @@ static const AVFilterPad avfilter_vf_fifo_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_fifo = {
+AVFilter ff_vf_fifo = {
     .name      = "fifo",
     .description = NULL_IF_CONFIG_SMALL("Buffer input images and send them when they are requested."),
 
@@ -299,7 +299,7 @@ static const AVFilterPad avfilter_af_afifo_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_afifo = {
+AVFilter ff_af_afifo = {
     .name        = "afifo",
     .description = NULL_IF_CONFIG_SMALL("Buffer input frames and send them when they are requested."),
 

libavfilter/setpts.c

@@ -246,7 +246,7 @@ static const AVFilterPad avfilter_vf_setpts_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_setpts = {
+AVFilter ff_vf_setpts = {
     .name      = "setpts",
     .description = NULL_IF_CONFIG_SMALL("Set PTS for the output video frame."),
     .init      = init,
@@ -283,7 +283,7 @@ static const AVFilterPad asetpts_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_asetpts = {
+AVFilter ff_af_asetpts = {
     .name        = "asetpts",
     .description = NULL_IF_CONFIG_SMALL("Set PTS for the output audio frame."),
     .init        = init,

libavfilter/split.c

@@ -113,7 +113,7 @@ static const AVFilterPad avfilter_vf_split_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_split = {
+AVFilter ff_vf_split = {
     .name        = "split",
     .description = NULL_IF_CONFIG_SMALL("Pass on the input to N video outputs."),
     .priv_size   = sizeof(SplitContext),
@@ -134,7 +134,7 @@ static const AVFilterPad avfilter_af_asplit_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_asplit = {
+AVFilter ff_af_asplit = {
     .name        = "asplit",
     .description = NULL_IF_CONFIG_SMALL("Pass on the audio input to N audio outputs."),
     .priv_size   = sizeof(SplitContext),

libavfilter/src_movie.c

@@ -565,7 +565,7 @@ static int movie_request_frame(AVFilterLink *outlink)
 
 AVFILTER_DEFINE_CLASS(movie);
 
-AVFilter avfilter_avsrc_movie = {
+AVFilter ff_avsrc_movie = {
     .name          = "movie",
     .description   = NULL_IF_CONFIG_SMALL("Read from a movie source."),
     .priv_size     = sizeof(MovieContext),
@@ -586,7 +586,7 @@ AVFilter avfilter_avsrc_movie = {
 #define amovie_options movie_options
 AVFILTER_DEFINE_CLASS(amovie);
 
-AVFilter avfilter_avsrc_amovie = {
+AVFilter ff_avsrc_amovie = {
     .name          = "amovie",
     .description   = NULL_IF_CONFIG_SMALL("Read audio from a movie source."),
     .priv_size     = sizeof(MovieContext),

libavfilter/trim.c

@@ -227,7 +227,7 @@ static const AVFilterPad trim_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_trim = {
+AVFilter ff_vf_trim = {
     .name        = "trim",
     .description = NULL_IF_CONFIG_SMALL("Pick one continuous section from the input, drop the rest."),
     .init        = init,
@@ -382,7 +382,7 @@ static const AVFilterPad atrim_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_atrim = {
+AVFilter ff_af_atrim = {
     .name        = "atrim",
     .description = NULL_IF_CONFIG_SMALL("Pick one continuous section from the input, drop the rest."),
     .init        = init,

libavfilter/vf_alphamerge.c

@@ -195,7 +195,7 @@ static const AVFilterPad alphamerge_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_alphamerge = {
+AVFilter ff_vf_alphamerge = {
     .name           = "alphamerge",
     .description    = NULL_IF_CONFIG_SMALL("Copy the luma value of the second "
                       "input into the alpha channel of the first input."),

libavfilter/vf_aspect.c

@@ -156,7 +156,7 @@ static const AVFilterPad avfilter_vf_setdar_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_setdar = {
+AVFilter ff_vf_setdar = {
     .name        = "setdar",
     .description = NULL_IF_CONFIG_SMALL("Set the frame display aspect ratio."),
     .init        = init,
@@ -218,7 +218,7 @@ static const AVFilterPad avfilter_vf_setsar_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_setsar = {
+AVFilter ff_vf_setsar = {
     .name        = "setsar",
     .description = NULL_IF_CONFIG_SMALL("Set the pixel sample aspect ratio."),
     .init        = init,

libavfilter/vf_bbox.c

@@ -122,7 +122,7 @@ static const AVFilterPad bbox_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_bbox = {
+AVFilter ff_vf_bbox = {
     .name          = "bbox",
     .description   = NULL_IF_CONFIG_SMALL("Compute bounding box for each frame."),
     .priv_size     = sizeof(BBoxContext),

libavfilter/vf_blackdetect.c

@@ -193,7 +193,7 @@ static const AVFilterPad blackdetect_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_blackdetect = {
+AVFilter ff_vf_blackdetect = {
     .name          = "blackdetect",
     .description   = NULL_IF_CONFIG_SMALL("Detect video intervals that are (almost) black."),
     .priv_size     = sizeof(BlackDetectContext),

libavfilter/vf_blackframe.c

@@ -119,7 +119,7 @@ static const AVFilterPad avfilter_vf_blackframe_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_blackframe = {
+AVFilter ff_vf_blackframe = {
     .name          = "blackframe",
     .description   = NULL_IF_CONFIG_SMALL("Detect frames that are (almost) black."),
     .priv_size     = sizeof(BlackFrameContext),

libavfilter/vf_blend.c

@@ -451,7 +451,7 @@ static const AVFilterPad blend_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_blend = {
+AVFilter ff_vf_blend = {
     .name          = "blend",
     .description   = NULL_IF_CONFIG_SMALL("Blend two video frames into each other."),
     .init          = init,

libavfilter/vf_boxblur.c

@@ -372,7 +372,7 @@ static const AVFilterPad avfilter_vf_boxblur_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_boxblur = {
+AVFilter ff_vf_boxblur = {
     .name          = "boxblur",
     .description   = NULL_IF_CONFIG_SMALL("Blur the input."),
     .priv_size     = sizeof(BoxBlurContext),

libavfilter/vf_colorbalance.c

@@ -201,7 +201,7 @@ static const AVFilterPad colorbalance_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_colorbalance = {
+AVFilter ff_vf_colorbalance = {
     .name          = "colorbalance",
     .description   = NULL_IF_CONFIG_SMALL("Adjust the color balance."),
     .priv_size     = sizeof(ColorBalanceContext),

libavfilter/vf_colorchannelmixer.c

@@ -347,7 +347,7 @@ static const AVFilterPad colorchannelmixer_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_colorchannelmixer = {
+AVFilter ff_vf_colorchannelmixer = {
     .name          = "colorchannelmixer",
     .description   = NULL_IF_CONFIG_SMALL("Adjust colors by mixing color channels."),
     .priv_size     = sizeof(ColorChannelMixerContext),

libavfilter/vf_colormatrix.c

@@ -375,7 +375,7 @@ static const AVFilterPad colormatrix_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_colormatrix = {
+AVFilter ff_vf_colormatrix = {
     .name          = "colormatrix",
     .description   = NULL_IF_CONFIG_SMALL("Convert color matrix."),
     .priv_size     = sizeof(ColorMatrixContext),

libavfilter/vf_copy.c

@@ -61,7 +61,7 @@ static const AVFilterPad avfilter_vf_copy_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_copy = {
+AVFilter ff_vf_copy = {
     .name        = "copy",
     .description = NULL_IF_CONFIG_SMALL("Copy the input video unchanged to the output."),
     .inputs      = avfilter_vf_copy_inputs,

libavfilter/vf_crop.c

@@ -332,7 +332,7 @@ static const AVFilterPad avfilter_vf_crop_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_crop = {
+AVFilter ff_vf_crop = {
     .name          = "crop",
     .description   = NULL_IF_CONFIG_SMALL("Crop the input video."),
     .priv_size     = sizeof(CropContext),

libavfilter/vf_cropdetect.c

@@ -239,7 +239,7 @@ static const AVFilterPad avfilter_vf_cropdetect_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_cropdetect = {
+AVFilter ff_vf_cropdetect = {
     .name          = "cropdetect",
     .description   = NULL_IF_CONFIG_SMALL("Auto-detect crop size."),
     .priv_size     = sizeof(CropDetectContext),

libavfilter/vf_curves.c

@@ -539,7 +539,7 @@ static const AVFilterPad curves_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_curves = {
+AVFilter ff_vf_curves = {
     .name          = "curves",
     .description   = NULL_IF_CONFIG_SMALL("Adjust components curves."),
     .priv_size     = sizeof(CurvesContext),

libavfilter/vf_dctdnoiz.c

@@ -419,7 +419,7 @@ static const AVFilterPad dctdnoiz_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_dctdnoiz = {
+AVFilter ff_vf_dctdnoiz = {
     .name          = "dctdnoiz",
     .description   = NULL_IF_CONFIG_SMALL("Denoise frames using 2D DCT."),
     .priv_size     = sizeof(DCTdnoizContext),

libavfilter/vf_decimate.c

@@ -384,7 +384,7 @@ static const AVFilterPad decimate_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_decimate = {
+AVFilter ff_vf_decimate = {
     .name          = "decimate",
     .description   = NULL_IF_CONFIG_SMALL("Decimate frames (post field matching filter)."),
     .init          = decimate_init,

libavfilter/vf_delogo.c

@@ -277,7 +277,7 @@ static const AVFilterPad avfilter_vf_delogo_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_delogo = {
+AVFilter ff_vf_delogo = {
     .name          = "delogo",
     .description   = NULL_IF_CONFIG_SMALL("Remove logo from input video."),
     .priv_size     = sizeof(DelogoContext),

libavfilter/vf_deshake.c

@@ -567,7 +567,7 @@ static const AVFilterPad deshake_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_deshake = {
+AVFilter ff_vf_deshake = {
     .name          = "deshake",
     .description   = NULL_IF_CONFIG_SMALL("Stabilize shaky video."),
     .priv_size     = sizeof(DeshakeContext),

libavfilter/vf_drawbox.c

@@ -271,7 +271,7 @@ static const AVFilterPad drawbox_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_drawbox = {
+AVFilter ff_vf_drawbox = {
     .name          = "drawbox",
     .description   = NULL_IF_CONFIG_SMALL("Draw a colored box on the input video."),
     .priv_size     = sizeof(DrawBoxContext),
@@ -377,7 +377,7 @@ static const AVFilterPad drawgrid_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_drawgrid = {
+AVFilter ff_vf_drawgrid = {
     .name          = "drawgrid",
     .description   = NULL_IF_CONFIG_SMALL("Draw a colored grid on the input video."),
     .priv_size     = sizeof(DrawBoxContext),

libavfilter/vf_drawtext.c

@@ -1056,7 +1056,7 @@ static const AVFilterPad avfilter_vf_drawtext_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_drawtext = {
+AVFilter ff_vf_drawtext = {
     .name          = "drawtext",
     .description   = NULL_IF_CONFIG_SMALL("Draw text on top of video frames using libfreetype library."),
     .priv_size     = sizeof(DrawTextContext),

libavfilter/vf_edgedetect.c

@@ -317,7 +317,7 @@ static const AVFilterPad edgedetect_outputs[] = {
      { NULL }
 };
 
-AVFilter avfilter_vf_edgedetect = {
+AVFilter ff_vf_edgedetect = {
     .name          = "edgedetect",
     .description   = NULL_IF_CONFIG_SMALL("Detect and draw edge."),
     .priv_size     = sizeof(EdgeDetectContext),

libavfilter/vf_extractplanes.c

@@ -296,7 +296,7 @@ static const AVFilterPad extractplanes_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_extractplanes = {
+AVFilter ff_vf_extractplanes = {
     .name          = "extractplanes",
     .description   = NULL_IF_CONFIG_SMALL("Extract planes as grayscale frames."),
     .priv_size     = sizeof(ExtractPlanesContext),
@@ -320,7 +320,7 @@ static av_cold int init_alphaextract(AVFilterContext *ctx)
     return init(ctx);
 }
 
-AVFilter avfilter_vf_alphaextract = {
+AVFilter ff_vf_alphaextract = {
     .name           = "alphaextract",
     .description    = NULL_IF_CONFIG_SMALL("Extract an alpha channel as a "
                       "grayscale image component."),

libavfilter/vf_fade.c

@@ -339,7 +339,7 @@ static const AVFilterPad avfilter_vf_fade_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_fade = {
+AVFilter ff_vf_fade = {
     .name          = "fade",
     .description   = NULL_IF_CONFIG_SMALL("Fade in/out input video."),
     .init          = init,

libavfilter/vf_field.c

@@ -101,7 +101,7 @@ static const AVFilterPad field_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_field = {
+AVFilter ff_vf_field = {
     .name        = "field",
     .description = NULL_IF_CONFIG_SMALL("Extract a field from the input video."),
     .priv_size   = sizeof(FieldContext),

libavfilter/vf_fieldmatch.c

@@ -970,7 +970,7 @@ static const AVFilterPad fieldmatch_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_fieldmatch = {
+AVFilter ff_vf_fieldmatch = {
     .name           = "fieldmatch",
     .description    = NULL_IF_CONFIG_SMALL("Field matching for inverse telecine."),
     .query_formats  = query_formats,

libavfilter/vf_fieldorder.c

@@ -184,7 +184,7 @@ static const AVFilterPad avfilter_vf_fieldorder_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_fieldorder = {
+AVFilter ff_vf_fieldorder = {
     .name          = "fieldorder",
     .description   = NULL_IF_CONFIG_SMALL("Set the field order."),
     .priv_size     = sizeof(FieldOrderContext),

libavfilter/vf_format.c

@@ -128,7 +128,7 @@ static const AVFilterPad avfilter_vf_format_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_format = {
+AVFilter ff_vf_format = {
     .name          = "format",
     .description   = NULL_IF_CONFIG_SMALL("Convert the input video to one of the specified pixel formats."),
     .init          = init,
@@ -167,7 +167,7 @@ static const AVFilterPad avfilter_vf_noformat_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_noformat = {
+AVFilter ff_vf_noformat = {
     .name          = "noformat",
     .description   = NULL_IF_CONFIG_SMALL("Force libavfilter not to use any of the specified pixel formats for the input to the next filter."),
     .init          = init,

libavfilter/vf_fps.c

@@ -290,7 +290,7 @@ static const AVFilterPad avfilter_vf_fps_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_fps = {
+AVFilter ff_vf_fps = {
     .name        = "fps",
     .description = NULL_IF_CONFIG_SMALL("Force constant framerate."),
     .init        = init,

libavfilter/vf_framestep.c

@@ -90,7 +90,7 @@ static const AVFilterPad framestep_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_framestep = {
+AVFilter ff_vf_framestep = {
     .name        = "framestep",
     .description = NULL_IF_CONFIG_SMALL("Select one frame every N frames."),
     .priv_size   = sizeof(FrameStepContext),

libavfilter/vf_frei0r.c

@@ -436,7 +436,7 @@ static const AVFilterPad avfilter_vf_frei0r_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_frei0r = {
+AVFilter ff_vf_frei0r = {
     .name          = "frei0r",
     .description   = NULL_IF_CONFIG_SMALL("Apply a frei0r effect."),
     .query_formats = query_formats,
@@ -517,7 +517,7 @@ static const AVFilterPad avfilter_vsrc_frei0r_src_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vsrc_frei0r_src = {
+AVFilter ff_vsrc_frei0r_src = {
     .name          = "frei0r_src",
     .description   = NULL_IF_CONFIG_SMALL("Generate a frei0r source."),
     .priv_size     = sizeof(Frei0rContext),

libavfilter/vf_geq.c

@@ -266,7 +266,7 @@ static const AVFilterPad geq_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_geq = {
+AVFilter ff_vf_geq = {
     .name          = "geq",
     .description   = NULL_IF_CONFIG_SMALL("Apply generic equation to each pixel."),
     .priv_size     = sizeof(GEQContext),

libavfilter/vf_gradfun.c

@@ -250,7 +250,7 @@ static const AVFilterPad avfilter_vf_gradfun_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_gradfun = {
+AVFilter ff_vf_gradfun = {
     .name          = "gradfun",
     .description   = NULL_IF_CONFIG_SMALL("Debands video quickly using gradients."),
     .priv_size     = sizeof(GradFunContext),

libavfilter/vf_hflip.c

@@ -190,7 +190,7 @@ static const AVFilterPad avfilter_vf_hflip_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_hflip = {
+AVFilter ff_vf_hflip = {
     .name          = "hflip",
     .description   = NULL_IF_CONFIG_SMALL("Horizontally flip the input video."),
     .priv_size     = sizeof(FlipContext),

libavfilter/vf_histeq.c

@@ -268,7 +268,7 @@ static const AVFilterPad histeq_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_histeq = {
+AVFilter ff_vf_histeq = {
     .name          = "histeq",
     .description   = NULL_IF_CONFIG_SMALL("Apply global color histogram equalization."),
     .priv_size     = sizeof(HisteqContext),

libavfilter/vf_histogram.c

@@ -365,7 +365,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_histogram = {
+AVFilter ff_vf_histogram = {
     .name          = "histogram",
     .description   = NULL_IF_CONFIG_SMALL("Compute and draw a histogram."),
     .priv_size     = sizeof(HistogramContext),

libavfilter/vf_hqdn3d.c

@@ -349,7 +349,7 @@ static const AVFilterPad avfilter_vf_hqdn3d_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_hqdn3d = {
+AVFilter ff_vf_hqdn3d = {
     .name          = "hqdn3d",
     .description   = NULL_IF_CONFIG_SMALL("Apply a High Quality 3D Denoiser."),
     .priv_size     = sizeof(HQDN3DContext),

libavfilter/vf_hue.c

@@ -434,7 +434,7 @@ static const AVFilterPad hue_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_hue = {
+AVFilter ff_vf_hue = {
     .name            = "hue",
     .description     = NULL_IF_CONFIG_SMALL("Adjust the hue and saturation of the input video."),
     .priv_size       = sizeof(HueContext),

libavfilter/vf_idet.c

@@ -295,7 +295,7 @@ static const AVFilterPad idet_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_idet = {
+AVFilter ff_vf_idet = {
     .name          = "idet",
     .description   = NULL_IF_CONFIG_SMALL("Interlace detect Filter."),
     .priv_size     = sizeof(IDETContext),

libavfilter/vf_il.c

@@ -200,7 +200,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_il = {
+AVFilter ff_vf_il = {
     .name          = "il",
     .description   = NULL_IF_CONFIG_SMALL("Deinterleave or interleave fields."),
     .priv_size     = sizeof(IlContext),

libavfilter/vf_interlace.c

@@ -230,7 +230,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_interlace = {
+AVFilter ff_vf_interlace = {
     .name          = "interlace",
     .description   = NULL_IF_CONFIG_SMALL("Convert progressive video into interlaced."),
     .uninit        = uninit,

libavfilter/vf_kerndeint.c

@@ -306,7 +306,7 @@ static const AVFilterPad kerndeint_outputs[] = {
 };
 
 
-AVFilter avfilter_vf_kerndeint = {
+AVFilter ff_vf_kerndeint = {
     .name          = "kerndeint",
     .description   = NULL_IF_CONFIG_SMALL("Apply kernel deinterlacing to the input."),
     .priv_size     = sizeof(KerndeintContext),

libavfilter/vf_libopencv.c

@@ -403,7 +403,7 @@ static const AVFilterPad avfilter_vf_ocv_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_ocv = {
+AVFilter ff_vf_ocv = {
     .name          = "ocv",
     .description   = NULL_IF_CONFIG_SMALL("Apply transform using libopencv."),
     .priv_size     = sizeof(OCVContext),

libavfilter/vf_lut.c

@@ -346,7 +346,7 @@ static const AVFilterPad outputs[] = {
 };
 
 #define DEFINE_LUT_FILTER(name_, description_)                          \
-    AVFilter avfilter_vf_##name_ = {                                    \
+    AVFilter ff_vf_##name_ = {                                          \
         .name          = #name_,                                        \
         .description   = NULL_IF_CONFIG_SMALL(description_),            \
         .priv_size     = sizeof(LutContext),                            \

libavfilter/vf_lut3d.c

@@ -603,7 +603,7 @@ static const AVFilterPad lut3d_outputs[] = {
      { NULL }
 };
 
-AVFilter avfilter_vf_lut3d = {
+AVFilter ff_vf_lut3d = {
     .name          = "lut3d",
     .description   = NULL_IF_CONFIG_SMALL("Adjust colors using a 3D LUT."),
     .priv_size     = sizeof(LUT3DContext),
@@ -781,7 +781,7 @@ static const AVFilterPad haldclut_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_haldclut = {
+AVFilter ff_vf_haldclut = {
     .name          = "haldclut",
     .description   = NULL_IF_CONFIG_SMALL("Adjust colors using a Hald CLUT."),
     .priv_size     = sizeof(LUT3DContext),

libavfilter/vf_mcdeint.c

@@ -303,7 +303,7 @@ static const AVFilterPad mcdeint_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_mcdeint = {
+AVFilter ff_vf_mcdeint = {
     .name          = "mcdeint",
     .description   = NULL_IF_CONFIG_SMALL("Apply motion compensating deinterlacing."),
     .priv_size     = sizeof(MCDeintContext),